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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,404 | 2,511 | 2,511 |
| 2006 | $5,495 | 1,538 | 1,538 |
| 2007 | $14,485 | 2,980 | 2,980 |
| 2008 | $18,316 | 2,953 | 2,953 |
| 2009 | $8,366 | 1,238 | 1,238 |
| 2010 | $16,682 | 3,963 | 3,963 |
| 2011 | $2,954 | 708 | 708 |
Note: Quantity represents Weight in kilograms
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